package com.cy.pj.goods.service.impl;

import com.cy.pj.goods.dao.GoodsDao;
import com.cy.pj.goods.pojo.Goods;
import com.cy.pj.goods.service.GoodsService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.List;

/**
 *
 */
@Service
public class GoodsServiceImpl implements GoodsService {
   //获取一个日志对象(推荐使用slf4j包中的日志对象，因为这是规范)
    private static final Logger log=//org.slf4j.Logger(支持log4j，logback)
           LoggerFactory.getLogger(GoodsServiceImpl.class);
    @Autowired
    private GoodsDao goodsDao;
    @Override
    public List<Goods> findGoods() {
        long t1= System.currentTimeMillis();
        log.info("start:{}",t1);
//        System.out.println("start "+t1);
        List<Goods> list = goodsDao.findGoods();
        long t2 = System.currentTimeMillis();
        log.info("end:{}",t2);
//        System.out.println("end "+t2);
        return list;
    }
}
